tests/json.at

   1 m4_define([JSON_CHECK_POSITIVE_C],
   2   [AT_SETUP([$1])
   3    AT_KEYWORDS([json positive])
   4    AT_CHECK([printf %s "AS_ESCAPE([$2])" > input])
   5    AT_CAPTURE_FILE([input])
   6    AT_CHECK([test-json $4 input], [0], [stdout], [])
   7    AT_CHECK([cat stdout], [0], [$3
   8 ])
   9    AT_CLEANUP])
  10
  11 m4_define([JSON_CHECK_POSITIVE_PY],
  12   [AT_SETUP([$1])
  13    AT_KEYWORDS([json positive Python])
  14    AT_SKIP_IF([test $HAVE_PYTHON = no])
  15    AT_CHECK([printf %s "AS_ESCAPE([$2])" > input])
  16    AT_CAPTURE_FILE([input])
  17    AT_CHECK([$PYTHON $srcdir/test-json.py $4 input], [0], [stdout], [])
  18    AT_CHECK([cat stdout], [0], [$3
  19 ])
  20    AT_CLEANUP])
  21
  22 m4_define([JSON_CHECK_POSITIVE_UCS4PY],
  23   [AT_SETUP([$1])
  24    AT_KEYWORDS([json positive Python])
  25    AT_SKIP_IF([test $HAVE_PYTHON = no])
  26    AT_XFAIL_IF([$PYTHON -c "exit(len(u'\U00010800'))"; test $? -ne 1])
  27    AT_CHECK([printf %s "AS_ESCAPE([$2])" > input])
  28    AT_CAPTURE_FILE([input])
  29    AT_CHECK([$PYTHON $srcdir/test-json.py $4 input], [0], [stdout], [])
  30    AT_CHECK([cat stdout], [0], [$3
  31 ])
  32    AT_CLEANUP])
  33
  34 m4_define([JSON_CHECK_POSITIVE],
  35   [JSON_CHECK_POSITIVE_C([$1 - C], [$2], [$3], [$4])
  36    JSON_CHECK_POSITIVE_PY([$1 - Python], [$2], [$3], [$4])])
  37
  38 m4_define([JSON_CHECK_NEGATIVE_C],
  39   [AT_SETUP([$1])
  40    AT_KEYWORDS([json negative])
  41    AT_CHECK([printf %s "AS_ESCAPE([$2])" > input])
  42    AT_CAPTURE_FILE([input])
  43    AT_CHECK([test-json $4 input], [1], [stdout], [])
  44    AT_CHECK([[sed 's/^error: [^:]*:/error:/' < stdout]], [0], [$3
  45 ])
  46    AT_CLEANUP])
  47
  48 m4_define([JSON_CHECK_NEGATIVE_PY],
  49   [AT_SETUP([$1])
  50    AT_KEYWORDS([json negative Python])
  51    AT_SKIP_IF([test $HAVE_PYTHON = no])
  52    AT_CHECK([printf %s "AS_ESCAPE([$2])" > input])
  53    AT_CAPTURE_FILE([input])
  54    AT_CHECK([$PYTHON $srcdir/test-json.py $4 input], [1], [stdout], [])
  55    AT_CHECK([[sed 's/^error: [^:]*:/error:/' < stdout]], [0], [$3
  56 ])
  57    AT_CLEANUP])
  58
  59 m4_define([JSON_CHECK_NEGATIVE],
  60   [JSON_CHECK_NEGATIVE_C([$1 - C], [$2], [$3], [$4])
  61    JSON_CHECK_NEGATIVE_PY([$1 - Python], [$2], [$3], [$4])])
  62
  63 AT_BANNER([JSON -- arrays])
  64
  65 JSON_CHECK_POSITIVE([empty array], [[ [   ] ]], [[[]]])
  66 JSON_CHECK_POSITIVE([single-element array], [[ [ 1 ] ]], [[[1]]])
  67 JSON_CHECK_POSITIVE([2-element array], [[ [ 1, 2 ] ]], [[[1,2]]])
  68 JSON_CHECK_POSITIVE([many-element array],
  69                     [[ [ 1, 2, 3, 4, 5 ] ]],
  70                     [[[1,2,3,4,5]]])
  71 JSON_CHECK_NEGATIVE([missing comma], [[ [ 1, 2, 3 4, 5 ] ]],
  72                     [error: syntax error expecting '@:>@' or ','])
  73 JSON_CHECK_NEGATIVE([trailing comma not allowed],
  74                     [[[1,2,]]], [error: syntax error expecting value])
  75 JSON_CHECK_NEGATIVE([doubled comma not allowed],
  76                     [[[1,,2]]], [error: syntax error expecting value])
  77
  78 AT_BANNER([JSON -- strings])
  79
  80 JSON_CHECK_POSITIVE([empty string], [[[ "" ]]], [[[""]]])
  81 JSON_CHECK_POSITIVE([1-character strings],
  82                     [[[ "a", "b", "c" ]]],
  83                     [[["a","b","c"]]])
  84 JSON_CHECK_POSITIVE([escape sequences],
  85   [[[ " \" \\ \/ \b \f \n \r \t" ]]],
  86   [[[" \" \\ / \b \f \n \r \t"]]])
  87 JSON_CHECK_POSITIVE([Unicode escape sequences],
  88   [[[ " \u0022 \u005c \u002F \u0008 \u000c \u000A \u000d \u0009" ]]],
  89   [[[" \" \\ / \b \f \n \r \t"]]])
  90 JSON_CHECK_POSITIVE_C([surrogate pairs - C],
  91   [[["\ud834\udd1e"]]],
  92   [[["𝄞"]]])
  93 JSON_CHECK_POSITIVE_UCS4PY([surrogate pairs - Python],
  94   [[["\ud834\udd1e"]]],
  95   [[["𝄞"]]])
  96 JSON_CHECK_NEGATIVE([a string by itself is not valid JSON], ["xxx"],
  97                     [error: syntax error at beginning of input])
  98 JSON_CHECK_NEGATIVE([end of line in quoted string],
  99                     [[["xxx
 100 "]]],
 101                     [error: U+000A must be escaped in quoted string])
 102 JSON_CHECK_NEGATIVE([formfeed in quoted string],
 103                     [[["xxx\f"]]],
 104                     [error: U+000C must be escaped in quoted string])
 105 JSON_CHECK_NEGATIVE([bad escape in quoted string],
 106                     [[["\x12"]]],
 107                     [error: bad escape \x])
 108 JSON_CHECK_NEGATIVE([\u must be followed by 4 hex digits (1)],
 109                     [[["\u1x"]]],
 110                     [error: quoted string ends within \u escape])
 111 JSON_CHECK_NEGATIVE([\u must be followed by 4 hex digits (2)],
 112                     [[["\u1xyz"]]],
 113                     [error: malformed \u escape])
 114 JSON_CHECK_NEGATIVE([isolated leading surrogate not allowed],
 115                     [[["\ud834xxx"]]],
 116                     [error: malformed escaped surrogate pair])
 117 JSON_CHECK_NEGATIVE([surrogatess must paired properly],
 118                     [[["\ud834\u1234"]]],
 119                     [error: second half of escaped surrogate pair is not trailing surrogate])
 120 JSON_CHECK_NEGATIVE([null bytes not allowed],
 121                     [[["\u0000"]]],
 122                     [error: null bytes not supported in quoted strings])
 123
 124 AT_SETUP([end of input in quoted string - C])
 125 AT_KEYWORDS([json negative])
 126 AT_CHECK([printf '"xxx' | test-json -], [1],
 127   [error: line 0, column 4, byte 4: unexpected end of input in quoted string
 128 ])
 129 AT_CLEANUP
 130
 131 AT_SETUP([end of input in quoted string - Python])
 132 AT_KEYWORDS([json negative Python])
 133 AT_SKIP_IF([test $HAVE_PYTHON = no])
 134 AT_CHECK([printf '"xxx' > input
 135 $PYTHON $srcdir/test-json.py input], [1],
 136   [error: line 0, column 4, byte 4: unexpected end of input in quoted string
 137 ])
 138 AT_CLEANUP
 139
 140 AT_BANNER([JSON -- objects])
 141
 142 JSON_CHECK_POSITIVE([empty object], [[{ }]], [[{}]])
 143 JSON_CHECK_POSITIVE([simple object],
 144                     [[{"b": 2, "a": 1, "c": 3}]],
 145                     [[{"a":1,"b":2,"c":3}]])
 146 JSON_CHECK_NEGATIVE([bad value], [[{"a": }, "b": 2]],
 147                     [error: syntax error expecting value])
 148 JSON_CHECK_NEGATIVE([missing colon], [[{"b": 2, "a" 1, "c": 3}]],
 149                     [error: syntax error parsing object expecting ':'])
 150 JSON_CHECK_NEGATIVE([missing comma], [[{"b": 2 "a" 1, "c": 3}]],
 151                     [error: syntax error expecting '}' or ','])
 152 JSON_CHECK_NEGATIVE([trailing comma not allowed],
 153                     [[{"b": 2, "a": 1, "c": 3, }]],
 154                     [[error: syntax error parsing object expecting string]])
 155 JSON_CHECK_NEGATIVE([doubled comma not allowed],
 156                     [[{"b": 2, "a": 1,, "c": 3}]],
 157                     [[error: syntax error parsing object expecting string]])
 158 JSON_CHECK_NEGATIVE([names must be strings],
 159                     [[{1: 2}]],
 160                     [[error: syntax error parsing object expecting string]])
 161
 162 AT_BANNER([JSON -- literal names])
 163
 164 JSON_CHECK_POSITIVE([null], [[[ null ]]], [[[null]]])
 165 JSON_CHECK_POSITIVE([false], [[[ false ]]], [[[false]]])
 166 JSON_CHECK_POSITIVE([true], [[[ true ]]], [[[true]]])
 167 JSON_CHECK_NEGATIVE([a literal by itself is not valid JSON], [null],
 168                     [error: syntax error at beginning of input])
 169 JSON_CHECK_NEGATIVE([nullify is invalid], [[[ nullify ]]],
 170                     [error: invalid keyword 'nullify'])
 171 JSON_CHECK_NEGATIVE([nubs is invalid], [[[ nubs ]]],
 172                     [error: invalid keyword 'nubs'])
 173 JSON_CHECK_NEGATIVE([xxx is invalid], [[[ xxx ]]],
 174                     [error: invalid keyword 'xxx'])
 175
 176 AT_BANNER([JSON -- numbers])
 177
 178 JSON_CHECK_POSITIVE(
 179   [integers expressed as reals],
 180   [[[1.0000000000,
 181      2.00000000000000000000000000000000000,
 182      2e5,
 183      2.1234e4,
 184      2.1230e3,
 185      0e-10000,
 186      0e10000]]],
 187   [[[1,2,200000,21234,2123,0,0]]])
 188 JSON_CHECK_POSITIVE(
 189   [large integers],
 190   [[[9223372036854775807, -9223372036854775808]]],
 191   [[[9223372036854775807,-9223372036854775808]]])
 192 JSON_CHECK_POSITIVE(
 193   [large integers expressed as reals],
 194   [[[9223372036854775807.0, -9223372036854775808.0,
 195      92233720.36854775807e11, -9.223372036854775808e18]]],
 196   [[[9223372036854775807,-9223372036854775808,9223372036854775807,-9223372036854775808]]])
 197 # It seems likely that the following test will fail on some system that
 198 # rounds slightly differently in arithmetic or in printf, but I'd like
 199 # to keep it this way until we run into such a system.
 200 JSON_CHECK_POSITIVE(
 201   [large integers that overflow to reals],
 202   [[[9223372036854775807000, -92233720368547758080000]]],
 203   [[[9.22337203685478e+21,-9.22337203685478e+22]]])
 204
 205 JSON_CHECK_POSITIVE(
 206   [negative zero],
 207   [[[-0, -0.0, 1e-9999, -1e-9999]]],
 208   [[[0,0,0,0]]])
 209
 210 JSON_CHECK_POSITIVE(
 211   [reals],
 212   [[[0.0, 1.0, 2.0, 3.0, 3.5, 81.250]]],
 213   [[[0,1,2,3,3.5,81.25]]])
 214 JSON_CHECK_POSITIVE(
 215   [scientific notation],
 216   [[[1e3, 1E3, 2.5E2, 1e+3, 125e-3, 3.125e-2, 3125e-05, 1.525878906e-5]]],
 217   [[[1000,1000,250,1000,0.125,0.03125,0.03125,1.525878906e-05]]])
 218 # It seems likely that the following test will fail on some system that
 219 # rounds slightly differently in arithmetic or in printf, but I'd like
 220 # to keep it this way until we run into such a system.
 221 JSON_CHECK_POSITIVE(
 222   [+/- DBL_MAX],
 223   [[[1.7976931348623157e+308, -1.7976931348623157e+308]]],
 224   [[[1.79769313486232e+308,-1.79769313486232e+308]]])
 225
 226 JSON_CHECK_POSITIVE(
 227   [negative reals],
 228   [[[-0, -1.0, -2.0, -3.0, -3.5, -8.1250]]],
 229   [[[0,-1,-2,-3,-3.5,-8.125]]])
 230 JSON_CHECK_POSITIVE(
 231   [negative scientific notation],
 232   [[[-1e3, -1E3, -2.5E2, -1e+3, -125e-3, -3.125e-2, -3125e-05, -1.525878906e-5]]],
 233   [[[-1000,-1000,-250,-1000,-0.125,-0.03125,-0.03125,-1.525878906e-05]]])
 234 JSON_CHECK_POSITIVE(
 235   [1e-9999 underflows to 0],
 236   [[[1e-9999]]],
 237   [[[0]]])
 238 JSON_CHECK_NEGATIVE([a number by itself is not valid JSON], [1],
 239                     [error: syntax error at beginning of input])
 240 JSON_CHECK_NEGATIVE(
 241   [leading zeros not allowed],
 242   [[[0123]]],
 243   [error: leading zeros not allowed])
 244 JSON_CHECK_NEGATIVE(
 245   [1e9999 is too big],
 246   [[[1e9999]]],
 247   [error: number outside valid range])
 248 JSON_CHECK_NEGATIVE(
 249   [exponent bigger than INT_MAX],
 250   [[[1e9999999999999999999]]],
 251   [error: exponent outside valid range])
 252 JSON_CHECK_NEGATIVE(
 253   [decimal point must be followed by digit],
 254   [[[1.]]],
 255   [error: decimal point must be followed by digit])
 256 JSON_CHECK_NEGATIVE(
 257   [exponent must contain at least one digit (1)],
 258   [[[1e]]],
 259   [error: exponent must contain at least one digit])
 260 JSON_CHECK_NEGATIVE(
 261   [exponent must contain at least one digit (2)],
 262   [[[1e+]]],
 263   [error: exponent must contain at least one digit])
 264 JSON_CHECK_NEGATIVE(
 265   [exponent must contain at least one digit (3)],
 266   [[[1e-]]],
 267   [error: exponent must contain at least one digit])
 268
 269 AT_BANNER([JSON -- RFC 4627 examples])
 270
 271 JSON_CHECK_POSITIVE([RFC 4267 object example],
 272 [[{
 273    "Image": {
 274        "Width":  800,
 275        "Height": 600,
 276        "Title":  "View from 15th Floor",
 277        "Thumbnail": {
 278            "Url":    "http://www.example.com/image/481989943",
 279            "Height": 125,
 280            "Width":  "100"
 281        },
 282        "IDs": [116, 943, 234, 38793]
 283      }
 284 }]],
 285 [[{"Image":{"Height":600,"IDs":[116,943,234,38793],"Thumbnail":{"Height":125,"Url":"http://www.example.com/image/481989943","Width":"100"},"Title":"View from 15th Floor","Width":800}}]])
 286
 287 JSON_CHECK_POSITIVE([RFC 4267 array example],
 288 [[[
 289    {
 290       "precision": "zip",
 291       "Latitude":  37.7668,
 292       "Longitude": -122.3959,
 293       "Address":   "",
 294       "City":      "SAN FRANCISCO",
 295       "State":     "CA",
 296       "Zip":       "94107",
 297       "Country":   "US"
 298    },
 299    {
 300       "precision": "zip",
 301       "Latitude":  37.371991,
 302       "Longitude": -122.026020,
 303       "Address":   "",
 304       "City":      "SUNNYVALE",
 305       "State":     "CA",
 306       "Zip":       "94085",
 307       "Country":   "US"
 308    }
 309 ]]],
 310 [[[{"Address":"","City":"SAN FRANCISCO","Country":"US","Latitude":37.7668,"Longitude":-122.3959,"State":"CA","Zip":"94107","precision":"zip"},{"Address":"","City":"SUNNYVALE","Country":"US","Latitude":37.371991,"Longitude":-122.02602,"State":"CA","Zip":"94085","precision":"zip"}]]])
 311
 312 AT_BANNER([JSON -- pathological cases])
 313
 314 JSON_CHECK_NEGATIVE([trailing garbage], [[[1]null]],
 315                     [error: trailing garbage at end of input])
 316 JSON_CHECK_NEGATIVE([formfeeds are not valid white space],
 317                     [[[\f]]], [error: invalid character U+000c])
 318 JSON_CHECK_NEGATIVE([';' is not a valid token],
 319                     [;], [error: invalid character ';'])
 320 JSON_CHECK_NEGATIVE([arrays nesting too deep],
 321                     [m4_for([i], [0], [1002], [1], [@<:@])dnl
 322                      m4_for([i], [0], [1002], [1], [@:>@])],
 323                     [error: input exceeds maximum nesting depth 1000])
 324 JSON_CHECK_NEGATIVE([objects nesting too deep],
 325                     [m4_for([i], [0], [1002], [1], [{"x":])dnl
 326                      m4_for([i], [0], [1002], [1], [}])],
 327                     [error: input exceeds maximum nesting depth 1000])
 328
 329 AT_SETUP([input may not be empty])
 330 AT_KEYWORDS([json negative])
 331 AT_CHECK([test-json /dev/null], [1], [error: line 0, column 0, byte 0: empty input stream
 332 ])
 333 AT_CLEANUP
 334
 335 AT_BANNER([JSON -- multiple inputs])
 336
 337 JSON_CHECK_POSITIVE([multiple adjacent objects], [[{}{}{}]], [[{}
 338 {}
 339 {}]],
 340   [--multiple])
 341
 342 JSON_CHECK_POSITIVE([multiple space-separated objects], [[{}  {}  {}]], [[{}
 343 {}
 344 {}]],
 345   [--multiple])
 346
 347 JSON_CHECK_POSITIVE([multiple objects on separate lines], [[{}
 348 {}
 349 {}]], [[{}
 350 {}
 351 {}]],
 352   [--multiple])
 353
 354 JSON_CHECK_POSITIVE([multiple objects and arrays], [[{}[]{}[]]], [[{}
 355 []
 356 {}
 357 []]],
 358   [--multiple])
 359
 360 JSON_CHECK_NEGATIVE([garbage between multiple objects], [[{}x{}]], [[{}
 361 error: invalid keyword 'x'
 362 {}]], [--multiple])
 363
 364 JSON_CHECK_NEGATIVE([garbage after multiple objects], [[{}{}x]], [[{}
 365 {}
 366 error: invalid keyword 'x']], [--multiple])